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Now showing items 11-20 of 54
Fundamental output voltage enhancement of half-bridge voltage source inverter with low DC-link capacitance
(
Korean Institute of Power Electronics
, 2018 , Article)
Conventionally, in order to reduce the ac components of the dc-link capacitors of the two-level Half-Bridge Voltage Source Inverter (HB-VSI), high dc-link capacitances are required. This necessitates the employment of ...
HVDC shunt tap based on three single-phase half-bridge series-connected MMCs operated under 2L modulation
(
Institution of Engineering and Technology
, 2019 , Article)
In this study, a cost-effective HVDC shunt tap with low-number of relatively low-voltage semiconductor devices and small-sized passive components is proposed. The proposed architecture is based on employing three single-phase ...
A Zeta-converter based four-switch three-phase DC-AC inverter
(
Institute of Electrical and Electronics Engineers Inc.
, 2015 , Conference Paper)
Minimizing the number of active switching devices in switched-mode power-electronic systems has a significant importance. Reduced complexity and switching losses, low cost, weight, and volume and high reliability are the ...
Hybrid Modular Multilevel Converter with Arm-Interchange Concept for Zero-/Low- Frequency Operation of AC Drives
(
Institute of Electrical and Electronics Engineers Inc.
, 2020 , Article)
DC-AC Modular Multilevel Converter (MMC) is a promising candidate for high-power AC drive applications. The main challenge of operating the MMC in AC drive applications is its performance during low-frequency conditions, ...
A reduced switch-count single-phase SEPIC-based inverter
(
Institute of Electrical and Electronics Engineers Inc.
, 2015 , Conference Paper)
Recently, reduced switch-count converters have garnered exceptional attention in power electronic systems due to the diversified advantages such as low cost, low weight and volume, and high reliability offered by them. In ...
A new modulation technique for wide-range control of output voltage in Z-source inverters
(
Institute of Electrical and Electronics Engineers Inc.
, 2014 , Conference Paper)
Z-source inverter (ZSI) is recently proposed as a single-stage power conversion topology. It adds voltage boost capability for complementing the usual voltage buck operation of the traditional voltage source inverter with ...
Voltage sensorless current control of low power inverter-based distributed generation systems
(
Institute of Electrical and Electronics Engineers Inc.
, 2014 , Conference Paper)
The control of power electronic converters is subjected to several challenges as measurement sensors drift, malfunction in harsh environments, non-ideal grid, and performance degradation due to the delay of discrete control ...
Discrete time domain analysis and optimal design of stationary frame AC current controllers with active damped LCL Filter for high power applications
(
IEEE Computer Society
, 2014 , Conference Paper)
Due to the large variety of renewable power sources, power electronics play an important role in energy conversion. Different power converter topologies are used to interface distributed power generation systems (DPGS) ...
A grid-connected HVDC shunt tap based on series-input parallel-output DC-AC multi-module 2-level voltage source converters
(
Institute of Electrical and Electronics Engineers Inc.
, 2015 , Conference Paper)
Tapping-off a small amount of power from an HVDC transmission line to a three-phase local grid can be achieved by using shunt or series HVDC taps. This paper proposes a new grid-connected HVDC shunt tap. The proposed tap ...
Enhancement of the extracted maximum power of PV array during partial shading using switched PV-based system
(
Institute of Electrical and Electronics Engineers Inc.
, 2015 , Conference Paper)
This paper proposes a switched PV approach to enhance the extracted maximum power from PV array during partial shading condition. The proposed system is simple and cost effective. However, it may provide lower power ...